(19)

(11)

EP 4 327 557 A1

(12)

(43) Date of publication: 28.02.2024 Bulletin 2024/09 (21) Application number: 22792001.4 (22) Date of filing: 19.04.2022

(51) International Patent Classification (IPC):  H04N 19/46(2014.01) H04N 19/44(2014.01) H04N 19/176(2014.01) H04N 19/42(2014.01) H04N 19/85(2014.01) (52) Cooperative Patent Classification (CPC): H04N 19/174; H04N 19/44; H04N 19/40; H04N 19/436 (86) International application number: PCT/KR2022/005598 (87) International publication number: WO 2022/225301 (27.10.2022 Gazette 2022/43)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 20.04.2021 US 202163177249 P 11.04.2022 US 202217718088 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)	(72) Inventor: LIM, Youngkwon Suwon-si, Gyeonggi-do 16677 (KR) (74) Representative: Appleyard Lees IP LLP  15 Clare Road Halifax HX1 2HY Halifax HX1 2HY (GB)